Thingiverse

Dual Concentric Knobs
by Thingiverse
Last crawled date: 5 years, 8 months ago
To Fit Dual Concentric Encoders or MOM Switches. Scrape out the 6mm hole part 1 and the other side of it to about 4mm this should give a tight fit on the 6mm shaft then on part 2 I just drilled it to 3.5mm and super glued it on